PLANT, PROPERTY AND EQUIPMENT, NET - Components of Plant, Property and Equipment, Net (Detail) - USD ($) $ in Millions	Jun. 30, 2015	Dec. 31, 2014
Property, Plant and Equipment [Abstract]
Land and improvements	$ 22.7	$ 24.0
Machinery and equipment	863.8	870.3
Buildings and improvements	226.2	228.8
Furniture, fixtures and office equipment	64.5	65.8
Construction work in progress	33.6	44.5
Other	6.5	7.8
Plant, property and equipment, gross	1,217.3	1,241.2
Less: Accumulated depreciation	(795.9)	(797.3)
Plant, property and equipment, net	$ 421.4	$ 443.9